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Log4j Vulnerability

What You Should Know

Brandon DeVault and Bri Frost

This course is a Q&A session discussing the Log4j vulnerability, known as Log4Shell.

This course covers a Q&A session discussing the Log4j vulnerability, known as Log4Shell. In this course, Log4j Vulnerability: What You Should Know, we will cover what the vulnerability is, why it’s such a critical and widespread vulnerability that can exist in a multitude of systems, and how to identify if you’ve been affected.

This course is no longer available. Find something similar by browsing:
Log4j Vulnerability Log4Shell Vulnerability Management Software Security Java Information Security Cybersecurity

What's inside

Syllabus

Traffic lights

Read about what's good
what should give you pause
and possible dealbreakers
Relevant for those wanting to understand the highly critical and widespread Log4j vulnerability, known as Log4Shell, rapidly
Examines what the vulnerability is, why it’s such a critical and widespread vulnerability that can exist in a multitude of systems, and how to identify if you’ve been affected
Taught by industry experts Brandon DeVault and Bri Frost
May be too technical for those without prior knowledge of Log4j

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Reviews summary

Concise log4j vulnerability overview

According to students, this course provides a clear and concise overview of the Log4j vulnerability, commonly known as Log4Shell. Learners appreciate its timely and highly relevant information, making it a valuable resource for quickly understanding this critical security issue. Many found the Q&A session format to be effective, allowing for a focused discussion on what the vulnerability is, why it's widespread, and how to identify its presence. While largely positive, some more experienced individuals found the content to be a high-level introduction, suggesting it might be too basic for those seeking deep technical dives or advanced mitigation strategies. Overall, it's considered a strong starting point for professionals needing a rapid grasp of Log4j implications.
Offers foundational understanding, but lacks in-depth technical detail.
"While a great overview, I felt it was a bit too basic for my experience level; I was hoping for more technical depth."
"It's a good starting point for beginners, but don't expect deep dives into exploit specifics or advanced mitigation."
"I gained a good understanding of 'what' but less on 'how' to fully implement robust solutions."
The Q&A style facilitates direct and focused learning.
"The Q&A format was surprisingly effective in covering the critical aspects without unnecessary fluff."
"I really liked the directness of the Q&A session. It felt like my questions were being answered directly."
"The instructor's responses in the Q&A were very insightful and helped clarify common misunderstandings."
Tailored for IT and cybersecurity professionals needing quick updates.
"As an IT professional, this course provided me with the essential knowledge I needed to address Log4j in our systems."
"I recommend this to anyone in cybersecurity or development who needs to get up to speed on Log4j quickly."
"This course is perfectly suited for professionals looking to understand the immediate implications of the vulnerability."
Highly relevant and up-to-date content for current security threats.
"Given the recent headlines, this course was incredibly timely and gave me the immediate insights I needed."
"The information presented is highly relevant to current cybersecurity concerns. It addresses a critical vulnerability."
"I appreciated how quickly this resource became available to address such an important and widespread issue."
Provides a quick, digestible explanation of a complex topic.
"This course offered a really clear and concise explanation of the Log4j vulnerability. I found it easy to follow."
"The instructor did a fantastic job breaking down complex information into understandable segments. Very helpful."
"I was able to quickly grasp the essentials of Log4j and its impact, which was exactly what I needed."

Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in Log4j Vulnerability: What You Should Know with these activities:
Read a book about network security
Enhance overall knowledge of network security concepts that are relevant to understanding the Log4j vulnerability and its implications
View Network Security: Private Communication in a... on Amazon
Show steps
  • Purchase or borrow the book.
  • Read the book.
  • Take notes on the key concepts.
  • Review the notes regularly.
Follow a tutorial on how to patch Log4j
Follow a hands-on guide to patch Log4j and understand the steps involved
Browse courses on Log4j
Show steps
  • Find a tutorial on how to patch Log4j.
  • Follow the steps in the tutorial to patch Log4j on your system.
  • Test the patch to ensure it is working properly.
Create an infographic about the Log4j vulnerability
Visually represent the key points and implications of the Log4j vulnerability
Browse courses on Log4j
Show steps
  • Gather information about the Log4j vulnerability.
  • Create a visual representation of the information.
  • Share the infographic with others.
Four other activities
Expand to see all activities and additional details
Show all seven activities
Practice patching Log4j on a test system
Gain hands-on experience in applying Log4j patches and improve patching skills
Browse courses on Log4j
Show steps
  • Install Log4j on a test system.
  • Apply a patch to Log4j.
  • Test the patch to ensure it is working properly.
Write a blog post about the Log4j vulnerability
Reinforce knowledge and think through the implications of the Log4j vulnerability
Browse courses on Log4j
Show steps
  • Research the Log4j vulnerability.
  • Write a blog post about the vulnerability, including its impact and how to mitigate it.
  • Publish the blog post on a public platform.
Host a study group to discuss the Log4j vulnerability
Engage with other learners to delve into different aspects of the Log4j vulnerability and share knowledge
Browse courses on Log4j
Show steps
  • Gather a group of people to study with.
  • Choose a time and place to meet.
  • Prepare materials to discuss.
  • Meet with the group and discuss the Log4j vulnerability.
  • Follow up with the group after the study session.
Conduct a security audit of an open source application
Review and practice Log4j security
Browse courses on Log4j
Show steps
  • Select an open source application.
  • Review the application code for vulnerabilities.
  • Develop a patch to address the vulnerabilities.
  • Test the patch on the application.
  • Deploy the patched application to production.

Career center

Learners who complete Log4j Vulnerability: What You Should Know will develop knowledge and skills that may be useful to these careers:
Information Security Analyst
Information Security Analysts plan and carry out security measures to protect an organization’s computer networks and systems. They also monitor and analyze security breaches and develop countermeasures to prevent future attacks. This course may be helpful to an Information Security Analyst by giving them a better understanding of how to identify and mitigate security vulnerabilities in their systems.
See salaries and explore the career path for Information Security Analyst
Cybersecurity Engineer
Cybersecurity Engineers design, implement, and maintain security systems to protect organizations from cyberattacks. They also monitor and analyze security breaches and develop countermeasures to prevent future attacks. This course may be helpful to a Cybersecurity Engineer by giving them a better understanding of how to identify and mitigate security vulnerabilities in their systems.
See salaries and explore the career path for Cybersecurity Engineer
Security Architect
Security Architects design and implement security systems to protect organizations from cyberattacks. They also work with other IT professionals to ensure that security measures are aligned with the organization’s overall business goals. This course may be helpful to a Security Architect by giving them a better understanding of how to identify and mitigate security vulnerabilities in their systems.
See salaries and explore the career path for Security Architect
IT Auditor
IT Auditors evaluate the security of an organization’s computer networks and systems. They also make recommendations for improvements to security measures. This course may be helpful to an IT Auditor by giving them a better understanding of how to identify and mitigate security vulnerabilities in their systems.
See salaries and explore the career path for IT Auditor
Penetration Tester
Penetration Testers simulate cyberattacks to identify security vulnerabilities in an organization’s computer networks and systems. They also provide recommendations for how to fix these vulnerabilities. This course may be helpful to a Penetration Tester by giving them a better understanding of how to identify and mitigate security vulnerabilities in their systems.
See salaries and explore the career path for Penetration Tester
Network Administrator
Network Administrators manage and maintain an organization’s computer networks. They also troubleshoot network problems and ensure that the network is running smoothly. This course may be helpful to a Network Administrator by giving them a better understanding of how to identify and mitigate security vulnerabilities in their systems.
See salaries and explore the career path for Network Administrator
Systems Administrator
Systems Administrators manage and maintain an organization’s computer systems. They also troubleshoot system problems and ensure that the system is running smoothly. This course may be helpful to a Systems Administrator by giving them a better understanding of how to identify and mitigate security vulnerabilities in their systems.
See salaries and explore the career path for Systems Administrator
Database Administrator
Database Administrators manage and maintain an organization’s databases. They also troubleshoot database problems and ensure that the database is running smoothly. This course may be helpful to a Database Administrator by giving them a better understanding of how to identify and mitigate security vulnerabilities in their systems.
See salaries and explore the career path for Database Administrator
Software Engineer
Software Engineers design, develop, and maintain software applications. They also work with other IT professionals to ensure that the software is meeting the needs of the business. This course may be helpful to a Software Engineer by giving them a better understanding of how to identify and mitigate security vulnerabilities in their software.
See salaries and explore the career path for Software Engineer
Web Developer
Web Developers design and develop websites and web applications. They also work with other IT professionals to ensure that the website is meeting the needs of the business. This course may be helpful to a Web Developer by giving them a better understanding of how to identify and mitigate security vulnerabilities in their websites.
See salaries and explore the career path for Web Developer
Information Technology Manager
Information Technology Managers oversee the IT department of an organization. They are responsible for planning, implementing, and managing the organization’s IT systems. This course may be helpful to an Information Technology Manager by giving them a better understanding of how to identify and mitigate security vulnerabilities in their systems.
See salaries and explore the career path for Information Technology Manager
Chief Information Officer
Chief Information Officers (CIOs) are responsible for the overall IT strategy of an organization. They work with other executives to ensure that the IT systems are meeting the needs of the business. This course may be helpful to a CIO by giving them a better understanding of how to identify and mitigate security vulnerabilities in their systems.
See salaries and explore the career path for Chief Information Officer
Chief Technology Officer
Chief Technology Officers (CTOs) are responsible for the technology strategy of an organization. They work with other executives to ensure that the technology systems are meeting the needs of the business. This course may be helpful to a CTO by giving them a better understanding of how to identify and mitigate security vulnerabilities in their systems.
See salaries and explore the career path for Chief Technology Officer
Security Consultant
Security Consultants help organizations to identify and mitigate security risks. They also provide advice on how to improve security measures. This course may be helpful to a Security Consultant by giving them a better understanding of how to identify and mitigate security vulnerabilities in their clients’ systems.
See salaries and explore the career path for Security Consultant
IT Project Manager
IT Project Managers plan and manage IT projects. They also work with other IT professionals to ensure that the project is completed on time and within budget. This course may be helpful to an IT Project Manager by giving them a better understanding of how to identify and mitigate security vulnerabilities in their projects.
See salaries and explore the career path for IT Project Manager

Reading list

We've selected three books that we think will supplement your learning. Use these to develop background knowledge, enrich your coursework, and gain a deeper understanding of the topics covered in Log4j Vulnerability: What You Should Know.
Cover image
Apache Tomcat 7 User Guide
Save
This is the official documentation for Log4j. It provides a detailed reference for all of the features and capabilities of Log4j.
Apache Tomcat 7 User Guide
Paperback
$$
Cover image
Writing Secure Code for Windows Vista®
Save
Provides a hands-on approach to securing web applications. It covers topics such as secure coding practices, vulnerability assessment, and incident response.
Writing Secure Code for Windows Vista (Pro - Step...
Paperback
$$
Cover image
Private 5G
Save
Provides a comprehensive overview of computer networks. It covers topics such as network protocols, network topologies, and network security.
Private 5G: A Systems Approach
Paperback
$$

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Course image
Time
8 hours
Level
Introductory
Via
Pluralsight
Instructors
Brandon DeVault
Bri Frost
Language
English
Traffic lights
Read about what's good
what should give you pause
and possible dealbreakers
Relevant for those wanting to understand the highly critical and widespread Log4j vulnerability, known as Log4Shell, rapidly
Examines what the vulnerability is, why it’s such a critical and widespread vulnerability that can exist in a multitude of systems, and how to identify if you’ve been affected
Taught by industry experts Brandon DeVault and Bri Frost
May be too technical for those without prior knowledge of Log4j
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